Sidelong is mainly about a look. You do not turn your face towards the person. You keep your head still, or almost still, and you move your eyes to the side.

Sidelong側目、斜眼看 is mainly about主要是講 a look一種眼神。You你 do not turn your face towards the person不會把臉轉向對方。You你 keep your head still, or almost still把頭保持不動，或幾乎不動， and而 move your eyes to the side把眼睛移向旁邊。

The look is not open and friendly. It can feel secret, as if you do not want to be caught watching. It can also feel cold or cross — the look you give when you do not quite believe someone, or you do not approve.

The look這個眼神 is not open and friendly不是坦率、友善的。It它 can feel secret可能讓人覺得偷偷摸摸， as if you do not want to be caught watching好像不想被抓到在看。It它 can also feel cold or cross也可能讓人覺得冷淡或不高興—— the look you give when you do not quite believe someone就是你不太相信某人時 or you do not approve或你不贊同時會給的那種眼神。

People mostly put it with glance or look: a sidelong glance, a sidelong look. You can use it as an adverb too: she glanced sidelong.

People大部分人 mostly put it with glance or look會把它跟 glance 或 look 放在一起： a sidelong glance, a sidelong look a sidelong glance、a sidelong look。You你 can use it as an adverb too也可以當副詞用： she glanced sidelong就是 she glanced sidelong。

It is a little bookish. In casual talk, younger people may just say side-eye.

It它 is a little bookish有點書面語。In casual talk在輕鬆的口語裡， younger people年輕人 may just say side-eye可能就直接說 side-eye。

Though actually, sidelong is quieter than that — less internet slang, more a small movement in a room. You will also meet it for other sideways things (a sidelong approach), but the home of the word is still that look from the corner of the eye.

Though actually不過其實， sidelong is quieter than that sidelong 比那個安靜一些—— less internet slang不是那種網路流行語， more a small movement in a room比較像房間裡一個小小的動作。You你 will also meet it for other sideways things也會在其他「側面的」東西上遇到它 (a sidelong approach像 a sidelong approach)， but但 the home of the word這個詞真正的家 is still that look from the corner of the eye還是那個眼角餘光瞄過去的眼神。